Mr. VL's Non-Math Blog
Thoughts, opinions, and ideas about Mathematics from a retired teacher.
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Derivation of Quadratic Formula
Tuesday, January 6, 2015
Is it an ellipse?
Is this trace an ellipse? Can you tell?
Take note: the center of the circle rotates once around the origin while the point on the circle does one lap around point E.
More on this type of sketch in the future.
David Van Leeuwen
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